TY - BOOK TI - 3G handy guide : : consumer electronics & IT hardware SN - 978-1-98463-804-5 U1 - GRef 004.5 T531 2020 PY - 2020/// CY - New York PB - 3G E-Learning, KW - Digital electronic KW - Computer systems KW - Electronic apparatus and appliance N1 - Includes bibliographical references (253 p.) and index.; 000-099 ER -